Home / 349,721.03-524,525.65-125,039.59

Finding the Fourth Proportional to 349,721.03, 524,525.65 and 125,039.59

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Solution

The fourth proportional to 349,721.03, 524,525.65 and 125,039.59 is: 187,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,721.03 : 524,525.65 = 125,039.59 : x
  2. Step 2: Convert to fraction form
    349,721.03/524,525.65 = 125,039.59/x
  3. Step 3: Cross multiply
    349,721.03x = 524,525.65 × 125,039.59
  4. Step 4: Simplify right side
    349,721.03x = 65,586,470,596.57
  5. Step 5: Solve for x
    x = 65,586,470,596.57/349,721.03
  6. Step 6: Final answer
    x = 187,539.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.